20602741424 has 10 divisors (see below), whose sum is σ = 39917811540. Its totient is φ = 10301370704.

The previous prime is 20602741351. The next prime is 20602741433. The reversal of 20602741424 is 42414720602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643835654 + ... + 643835685.

It is an arithmetic number, because the mean of its divisors is an integer number (3991781154).

Almost surely, 2^20602741424 is an apocalyptic number.

It is an amenable number.

20602741424 is a deficient number, since it is larger than the sum of its proper divisors (19315070116).

20602741424 is a wasteful number, since it uses less digits than its factorization.

20602741424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287671347 (or 1287671341 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 32.

The spelling of 20602741424 in words is "twenty billion, six hundred two million, seven hundred forty-one thousand, four hundred twenty-four".